Reply Values. The Role As a Senior Ruby Developer, you will play a crucial role in developing and maintaining our Ruby-based backend applications while driving initiatives across DevOps, database architecture, and team leadership. Your experience will help guide the development process and the growth of junior developers. This is an opportunity to shape the direction of our platform … of Ruby applications by utilizing infrastructure-as-code tools (e.g., Terraform, Ansible). Maintain and improve our cloud-based infrastructure (AWS, GCP, or Azure) to ensure scalability and reliability. Database Architecture & Optimization: Design and optimize databases (PostgreSQL, MySQL, or MongoDB) for high performance and scalability. Write efficient queries, manage indexing, and improve query performance. Implement data integrity and backup … Key Requirements Experience in Ruby on Rails development. Strong experience with DevOps practices, including CI/CD pipelines, Docker, and cloud platforms (AWS, GCP, or Azure). Proficient in relational databases (PostgreSQL, MySQL) and NoSQL databases (e.g., MongoDB). Solid understanding of RESTful API design and integration. Proven experience leading development teams and mentoring junior engineers. Strong understanding of More ❯
organisations, transforming legacy systems into modern, scalable architectures using AI Design and implement migration strategies from monolithic to tiered architectures, and from on-prem to cloud native systems Modernise database systems, including migration from legacy RDBMS to cloud-native solutions and the implementation of AI-enabled vector databases Establish modern CI/CD pipelines and DevOps practices Champion cloud … Deep expertise in one or more major technology frameworks: NET (C#, ASP.NET Core, .NET Framework) JavaScript/TypeScript (Node.js, React, Angular, Vue.js) Java (Spring Framework, Spring Boot, Enterprise Java) Database systems experience across both: RDBMS : SQL Server, PostgreSQL, MySQL, Oracle NoSQL : MongoDB, Cassandra, DynamoDB, CosmosDB VectorDB (preferered but not mandatory): PGVector, Chroma, Pinecone) Cloud platform experience with either: AWS … EC2, Lambda, RDS, IAM, S3, API Gateway, CloudFormation Azure : App Service, Functions, SQL Database, Cosmos DB, Storage, ARM Templates AI & Productivity Tools Demonstrable experience using AI tools for software development productivity, including: Code generation and completion (GitHub Copilot, ChatGPT, Claude, etc.) Automated testing and documentation Code review and refactoring assistance Architecture design and planning Ability to train and mentor More ❯
London, England, United Kingdom Hybrid / WFH Options
Solirius Reply
they choose. The Role: As a Senior Ruby Developer, you will play a crucial role in developing and maintaining our Ruby-based backend applications while driving initiatives across DevOps, database architecture, and team leadership. Your experience will help guide the development process and the growth of junior developers. This is an opportunity to shape the direction of our platform … of Ruby applications by utilizing infrastructure-as-code tools (e.g., Terraform, Ansible). Maintain and improve our cloud-based infrastructure (AWS, GCP, or Azure) to ensure scalability and reliability. Database Architecture & Optimization: Design and optimize databases (PostgreSQL, MySQL, or MongoDB) for high performance and scalability. Write efficient queries, manage indexing, and improve query performance. Implement data integrity and backup … Key Requirements: Experience in Ruby on Rails development. Strong experience with DevOps practices, including CI/CD pipelines, Docker, and cloud platforms (AWS, GCP, or Azure). Proficient in relational databases (PostgreSQL, MySQL) and NoSQL databases (e.g., MongoDB). Solid understanding of RESTful API design and integration. Proven experience leading development teams and mentoring junior engineers. Strong understanding of More ❯
other messaging systems like Tibco Enterprise Message Service. API Development : Strong capabilities in designing and implementing RESTful APIs and GraphQL services with a focus on security, performance, and usability. Database Management : Proficiency with both relational databases (Oracle, PostgreSQL) and NoSQL solutions (MongoDB, Cassandra), including optimisation of data access patterns. Performance Engineering : Ability to design, implement, and optimise high More ❯
Qualifications: Experience: Professional experience in Python development or related software engineering roles. Python Proficiency: Strong knowledge of Python, including experience with web frameworks like Django , Flask , or FastAPI . Database Management: Solid experience with relational databases like PostgreSQL or MySQL and familiarity with NoSQL databases like Redis . Distributed Systems: A basic understanding of distributed systems and microservices More ❯
Glasgow, Scotland, United Kingdom Hybrid / WFH Options
Waracle
5+), ASP.NET Core, RESTful API design, and a solid understanding of microservices architecture. Frontend Proficiency: Expert-level proficiency in React, including core libraries, state management, and modern frontend practices. Database Acumen: Solid understanding of relational databases (e.g., SQL Server, PostgreSQL) and ORM frameworks (e.g., Entity Framework Core) Cloud Experience: Experience with leading cloud platforms (e.g., AWS, Azure, GCP More ❯
proficiency in Node.js and TypeScript, or demonstrable experience in similar backend technologies with a willingness to quickly upskill. Experience with React and Next.js is a plus Strong understanding of database systems, including both document-oriented databases such as MongoDB and relational databases such as MySQL or PostgreSQL. Experience in a CI/CD environment where you have utilised More ❯
stakeholders to understand data needs and architect end-to-end ingestion pipelines Design and build robust ETL/ELT processes and data architectures using modern tools and techniques Lead database design, data modelling, and integration strategies to support analytics at scale Drive Data Integration & Management Design and implement secure, scalable, and efficient data ingestion frameworks across structured, semi-structured … programming skills in at least two of the following: Python, SQL, Java Commercial experience in client-facing projects is a plus, especially within multi-disciplinary teams Deep knowledge of database technologies: Distributed systems (e.g., Spark, Hadoop, EMR) RDBMS (e.g., SQL Server, Oracle, PostgreSQL, MySQL) NoSQL (e.g., MongoDB, Cassandra, DynamoDB, Neo4j) Solid understanding of software engineering best practices - code reviews More ❯
About the Role: We are seeking an experienced and visionary Technical Lead with deep expertise in Java Spring Boot, microservices architecture, and solution design to lead the backend engineering efforts of our enterprise platforms. This role requires strong architectural acumen More ❯
About the Role: We are seeking an experienced and visionary Technical Lead with deep expertise in Java Spring Boot, microservices architecture, and solution design to lead the backend engineering efforts of our enterprise platforms. This role requires strong architectural acumen More ❯
London, England, United Kingdom Hybrid / WFH Options
The Investigo Group
or Python. Proven track record of designing and building scalable microservice architectures. Deep understanding of event-driven systems and message queues (e.g. NATS, RabbitMQ, Kafka). Strong understanding of relationaldatabase design principles and SQL optimisation techniques. Experience designing and implementing RESTful APIs. Experience with relational databases (e.g., PostgreSQL). Solid understanding of data structures, algorithms, and More ❯
London, England, United Kingdom Hybrid / WFH Options
Lloyds Banking Group
and SQL). Databases & frameworks Strong experience working with Kafka technologies. Working experience with operational data stores , data warehouse , big data technologies , and data lakes . Experience working with relational and non-relational databases to build data solutions, such as SQL Server/Oracle , experience with relational and dimensional data structures. Experience in using distributed frameworks ( Spark More ❯
ELT/data pipelines. · Kubernetes and Linux containers (e.g., Docker). · Related/complementary open-source software platforms and languages (e.g., Scala, Python, Java, Linux). · Experience with both relational (RDBMS) and non-relational databases. · Analytical and problem-solving skills applied to big data datasets. · Experience working on projects with agile/scrum methodologies and high-performing teams. More ❯
ELT/data pipelines. · Kubernetes and Linux containers (e.g., Docker). · Related/complementary open-source software platforms and languages (e.g., Scala, Python, Java, Linux). · Experience with both relational (RDBMS) and non-relational databases. · Analytical and problem-solving skills applied to big data datasets. · Experience working on projects with agile/scrum methodologies and high-performing teams. More ❯
development Experience with Serverless development such as AWS Lambdas or Azure Functions. Experience with Docker Experience with CI/CD such as Gitlab or Jenkins Experience with an RDBMS database and/or NoSQL database such as DocumentDB, DynamoDB, etc. Experience with automated testing Skills and Experience – Nice to Haves Experience in site reliability engineering Experience with event More ❯
London, England, United Kingdom Hybrid / WFH Options
Jaja Finance
Develop and maintain scalable, high-performance RESTful APIs using Java and related technologies (Spring, JPA, Kafka, JUnit). Apply design patterns, SOLID principles, and clean code practices. Work with relational databases and SQL to ensure efficient data management. Design, deploy, own and maintain microservices in a cloud environment (AWS, Google Cloud, or Azure). Debug complex issues and implement … with Java and related technologies (Spring, JPA, Kafka, JUnit). Understanding of design patterns, SOLID, and clean code principles. Experience building scalable and high-performance RESTful APIs. Knowledge of relational databases and SQL. Understanding of microservices architecture and experience deploying/maintaining microservices. Familiarity with cloud platforms (AWS, Google Cloud, or Azure). Strong problem-solving skills for debugging More ❯
London, England, United Kingdom Hybrid / WFH Options
Validsoft
HTML, CSS, advanced Javascript, Web Services. Continuous Integration/Continuous Delivery. BDD, pair programming. Agile development methods such as Scrum or Kanban. REST API development and/or consumption. Relational databases MySQL, SQL Server, Postgres, etc. Experience in frontend work, eg. Java Script/Type Script, Angular, etc. What else you could bring: Docker, Kubernetes Jenkins, Gitlab CI. Familiarity More ❯
Glasgow, Scotland, United Kingdom Hybrid / WFH Options
Waracle
Java development Strong proficiency in Java 8+ (ideally Java 11/17+) Extensive experience with Spring Framework (Spring Boot, Spring MVC, Spring Security, Spring Data JPA).Solid understanding of relational databases (e.g., PostgreSQL, MySQL, Oracle) and ORM frameworks (e.g., Hibernate, JPA) Experience with RESTful API design and development Proficiency with version control systems, particularly Git Experience with build tools More ❯
Job Summary IQGeo is seeking a Senior Software Engineer to support our Web and Mobile Software engineering efforts for domestic and international enterprise customers. This role joins a dynamic team that enjoys working with complex applications and products that utilize More ❯
IQGeo Cambridge, England, United Kingdom Join or sign in to find your next job Join to apply for the Senior Software Engineer role at IQGeo 2 weeks ago Be among the first 25 applicants Join to apply for the Senior More ❯
Staff Software Engineer - Payment Solutions (Hybrid) Location: Hybrid (2/3 days per week in office) Recruitment Partner: VANRATH Job Type: Full-time Permanent Industry: Financial Technology/Payments VANRATH is proud to be recruiting on behalf of a global More ❯
candidate will have well-rounded technical knowledge. They will have a solid understanding of both backend and frontend technologies, data structures, OOP, development best practices and have experience in relational databases and RESTful APIs. Strong communication skills and an analytical, solution-driven mindset are vital to this role. The candidate will work within a team of developers and closely … and frontend user interfaces. Experience developing world-scale/multi-tenancy applications Proficiency and commercial experience developing solutions in Python using Fast API and/or Django Experience with relational (MySQL, PostgreSQL) and non-relational (Elasticsearch, MongoDB, DocumentDB) data stores. Have first-hand understanding of Agile development methodologies. Exposure to cloud platforms like AWS and containerization technologies like … to produce reports, documentation, and presentations as per business requirements. Excellent written, verbal communication skills, problem-solving skills and attention to detail. Proactive and empirical person Desirable PCAP, Oracle Database Administrator/IBM Certified Database Administrator or similar certifications are highly desirable. Willing to obtain certifications. Undergraduate degree in Computer Science, Engineering, or a related field. Demonstrable knowledge More ❯
candidate will have well-rounded technical knowledge. They will have a solid understanding of both backend and frontend technologies, data structures, OOP, development best practices and have experience in relational databases and RESTful APIs. Strong communication skills and an analytical, solution-driven mindset are vital to this role. The candidate will work within a team of developers and closely … and frontend user interfaces. Experience developing world-scale/multi-tenancy applications Proficiency and commercial experience developing solutions in Python using Fast API and/or Django Experience with relational (MySQL, PostgreSQL) and non-relational (Elasticsearch, MongoDB, DocumentDB) data stores. Have first-hand understanding of Agile development methodologies. Exposure to cloud platforms like AWS and containerization technologies like … to produce reports, documentation, and presentations as per business requirements. Excellent written, verbal communication skills, problem-solving skills and attention to detail. Proactive and empirical person Desirable PCAP, Oracle Database Administrator/IBM Certified Database Administrator or similar certifications are highly desirable. Willing to obtain certifications. Undergraduate degree in Computer Science, Engineering, or a related field. Demonstrable knowledge More ❯
connectivity and OMS integrations, including message routing and exception handling. React & TypeScript: Experience building and maintaining React-based applications using TypeScript (including state management libraries and associated tooling). Database Skills: Proficient in relational databases (e.g. SQL Server) and familiarity with other database types (e.g. Redis) DevOps & CI/CD: Understanding of modern DevOps practices, including version More ❯
Liverpool, England, United Kingdom Hybrid / WFH Options
The Investigo Group
or Python. Proven track record of designing and building scalable microservice architectures. Deep understanding of event-driven systems and message queues (e.g. NATS, RabbitMQ, Kafka). Strong understanding of relationaldatabase design principles and SQL optimisation techniques. Experience designing and implementing RESTful APIs. Experience with relational databases (e.g., PostgreSQL). Solid understanding of data structures, algorithms, and More ❯